No even numbers add up to 9. The sum of even numbers is always an even number.
No sum of any even numbers can add up to an odd number.
Add them up.
Add up all the numbers and divide the sum by 4.Then you get the answer.
The given numbers of 15 and 35 are not prime numbers but they add up to 50
Any number you can add up to get the sum
You add up the numbers.
When you add up the answer you get in the end is called the 'sum'.
They add up to 129
No even numbers add up to 9. The sum of even numbers is always an even number.
No 5 odd numbers add up to 100. The sum of any two odd numbers is even. The sum of any two even numbers is even. So the sum of any 4 odd numbers must be even. Take that and add an odd number and the sum must be odd. Therefore, the sum of any 5 odd numbers must be odd. 100 is even. In conclusion: The sum of any odd number of odd numbers is odd.
any combination of numbers that add up to 63
They add up to 620
No sum of any even numbers can add up to an odd number.
There are no four consecutive whole numbers that add up to 35. The sum of two consecutive [whole] numbers is an even number plus an odd number which is an odd number. The sum of two consecutive numbers and the two next consecutive numbers is the sum of two odd numbers which is even, but 35 is odd, so no four consecutive whole numbers cannot add up to 35.
55
Add them up.